228921000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 256

約数和(自身を含む): 891371520

約数和(自身を除く): 662450520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 44, 50, 55, 56, 60, 66, 70, 75, 77, 84, 88, 100, 105, 110, 120, 125, 132, 140, 150, 154, 165, 168, 175, 200, 210, 220, 231, 250, 264, 275, 280, 300, 308, 330, 350, 375, 385, 420, 440, 462, 500, 525, 550, 600, 616, 660, 700, 750, 770, 825, 840, 875, 924, 991, 1000, 1050, 1100, 1155, 1320, 1375, 1400, 1500, 1540, 1650, 1750, 1848, 1925, 1982, 2100, 2200, 2310, 2625, 2750, 2973, 3000, 3080, 3300, 3500, 3850, 3964, 4125, 4200, 4620, 4955, 5250, 5500, 5775, 5946, 6600, 6937, 7000, 7700, 7928, 8250, 9240, 9625, 9910, 10500, 10901, 11000, 11550, 11892, 13874, 14865, 15400, 16500, 19250, 19820, 20811, 21000, 21802, 23100, 23784, 24775, 27748, 28875, 29730, 32703, 33000, 34685, 38500, 39640, 41622, 43604, 46200, 49550, 54505, 55496, 57750, 59460, 65406, 69370, 74325, 76307, 77000, 83244, 87208, 99100, 104055, 109010, 115500, 118920, 123875, 130812, 138740, 148650, 152614, 163515, 166488, 173425, 198200, 208110, 218020, 228921, 231000, 247750, 261624, 272525, 277480, 297300, 305228, 327030, 346850, 371625, 381535, 416220, 436040, 457842, 495500, 520275, 545050, 594600, 610456, 654060, 693700, 743250, 763070, 817575, 832440, 867125, 915684, 991000, 1040550, 1090100, 1144605, 1308120, 1362625, 1387400, 1486500, 1526140, 1635150, 1734250, 1831368, 1907675, 2081100, 2180200, 2289210, 2601375, 2725250, 2973000, 3052280, 3270300, 3468500, 3815350, 4087875, 4162200, 4578420, 5202750, 5450500, 5723025, 6540600, 6937000, 7630700, 8175750, 9156840, 9538375, 10405500, 10901000, 11446050, 15261400, 16351500, 19076750, 20811000, 22892100, 28615125, 32703000, 38153500, 45784200, 57230250, 76307000, 114460500, 228921000]

約数ペア:

[(1, 228921000), (2, 114460500), (3, 76307000), (4, 57230250), (5, 45784200), (6, 38153500), (7, 32703000), (8, 28615125), (10, 22892100), (11, 20811000), (12, 19076750), (14, 16351500), (15, 15261400), (20, 11446050), (21, 10901000), (22, 10405500), (24, 9538375), (25, 9156840), (28, 8175750), (30, 7630700), (33, 6937000), (35, 6540600), (40, 5723025), (42, 5450500), (44, 5202750), (50, 4578420), (55, 4162200), (56, 4087875), (60, 3815350), (66, 3468500), (70, 3270300), (75, 3052280), (77, 2973000), (84, 2725250), (88, 2601375), (100, 2289210), (105, 2180200), (110, 2081100), (120, 1907675), (125, 1831368), (132, 1734250), (140, 1635150), (150, 1526140), (154, 1486500), (165, 1387400), (168, 1362625), (175, 1308120), (200, 1144605), (210, 1090100), (220, 1040550), (231, 991000), (250, 915684), (264, 867125), (275, 832440), (280, 817575), (300, 763070), (308, 743250), (330, 693700), (350, 654060), (375, 610456), (385, 594600), (420, 545050), (440, 520275), (462, 495500), (500, 457842), (525, 436040), (550, 416220), (600, 381535), (616, 371625), (660, 346850), (700, 327030), (750, 305228), (770, 297300), (825, 277480), (840, 272525), (875, 261624), (924, 247750), (991, 231000), (1000, 228921), (1050, 218020), (1100, 208110), (1155, 198200), (1320, 173425), (1375, 166488), (1400, 163515), (1500, 152614), (1540, 148650), (1650, 138740), (1750, 130812), (1848, 123875), (1925, 118920), (1982, 115500), (2100, 109010), (2200, 104055), (2310, 99100), (2625, 87208), (2750, 83244), (2973, 77000), (3000, 76307), (3080, 74325), (3300, 69370), (3500, 65406), (3850, 59460), (3964, 57750), (4125, 55496), (4200, 54505), (4620, 49550), (4955, 46200), (5250, 43604), (5500, 41622), (5775, 39640), (5946, 38500), (6600, 34685), (6937, 33000), (7000, 32703), (7700, 29730), (7928, 28875), (8250, 27748), (9240, 24775), (9625, 23784), (9910, 23100), (10500, 21802), (10901, 21000), (11000, 20811), (11550, 19820), (11892, 19250), (13874, 16500), (14865, 15400)]